public class Person {
    private String id;
    private String name;
    private double salary;
    public Person(){};
    public Person(String id,String name,double salary){
        this.id = id;
        this.name = name;
        this.salary = salary;
    }
    public void setId(String id){
        this.id = id;
    }
    public String getId(){
        return id;
    }
    public void setName(String name){
        this.name = name;
    }
    public String getName(){
        return name;
    }
    public void setSalary(double salary){
        this.salary = salary;
    }
    public double getSalary(){
        return salary;
    }
}
